513501473 has 16 divisors (see below), whose sum is σ = 573008256. Its totient is φ = 457670400.

The previous prime is 513501449. The next prime is 513501479. The reversal of 513501473 is 374105315.

It is a cyclic number.

It is not a de Polignac number, because 513501473 - 2⁶ = 513501409 is a prime.

It is not an unprimeable number, because it can be changed into a prime (513501479) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32990 + ... + 45992.

It is an arithmetic number, because the mean of its divisors is an integer number (35813016).

Almost surely, 2^513501473 is an apocalyptic number.

It is an amenable number.

513501473 is a deficient number, since it is larger than the sum of its proper divisors (59506783).

513501473 is a wasteful number, since it uses less digits than its factorization.

513501473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13144.

The product of its (nonzero) digits is 6300, while the sum is 29.

The square root of 513501473 is about 22660.5708886603. The cubic root of 513501473 is about 800.7812539919.

Adding to 513501473 its reverse (374105315), we get a palindrome (887606788).

The spelling of 513501473 in words is "five hundred thirteen million, five hundred one thousand, four hundred seventy-three".